module Quadrado

Constants

VERSION

Public Class Methods

calcular(a, b , c) click to toggle source

Your code goes here…

# File lib/quadrado.rb, line 6
def self.calcular a, b , c
    delta = b*b - 4*a*c
    if delta == 0
        return - b /2*a
    elsif delta < 0
        return nil
    else
       return [-b+Math.sqrt(delta)/(2*1), -b - Math.sqrt(delta) / 2*a]
    end 
 end